Feature: 1. DURABLE MATERIAL: The lock body and the button part are made of reinforced nylon PA which is wear resistant, corrosion resistant, well insulated and temperature resistant, durable and . 2. EASY INSTALLATION: Pin out standard circuit breaker lock has its own button snap design, so it can be easily installed by pressing the button manually without any installation tools. 3. WIDE USE: Pin out standard miniature breaker lock is suitable for all kinds of single stage, multi stage and any miniature breaker (no need to modify the panel or the breaker itself). 4. POWER ISOLATION: Pin out standard circuit breaker lockout device is suitable for industrial electrical isolation areas to protect employees from electrical accidents during equipment maintenance. 5. MATCHING SUGGESTIONS: Circuit breaker locks are recommended for use with insulated padlocks and safety signage to achieve power isolation, equipment lockout, and prevent misuse. Specification: Item Type: Pin Out Standard Circuit Breaker Lock Material: PA Pin Type: (POS Pin Outward, Standard) Hole Spacing ≤12mm/0.5in Lock Hole Diameter: Appox. 8mm/0.3in Package List: 1 x Pin Out Standard Circuit Breaker Lock Note: All data are measured manually, and there are certain errors in the measurement results.